You can easily copy the whole page/content by clicking this button http://prntscr.com/kauapv

You can copy the entire HTLM code and insert it in the HTML widget (or part of the HTML code) http://prntscr.com/kaudk3

You can save part of the content within a page as a Content Block, and than re-use it on any other page. http://prntscr.com/kauiiq